taper
抽油杆拔梢 rod-taper
窄拔梢 narrow taper
快速拔梢 quick taper
拔锥梢 taper pin
拔锥梢/锥形梢 taper pin
拔锥梢/锥型梢 taper pin
活动式拉梢之设置使负推拔角之研磨更为方便。
Pull the tip of the movable set so that the negative taper angle of the grinding easier.
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模块下移
不移动